this is because cedar weathers with age. if you wish to preserve the original color then a sealant used for hard woods could come in handy. clean the pergola well before applying any wood stain and sealant. spray the pergola with a translucent oil-based wood stain suitable for cedar. allow the stain to dry before applying a sealant.
one thorough but sparing coat of stain sealer is the perfect protective covering for wood surfaces. clear sealant provides the water- and weather-proofing element that stain does, but without the uv protection. so the color of your clear-sealed wood will eventually change to a greyed-out version.
it would be prudent to refrain from using power washers on wooden pergolas since that can damage the wood. vinyl coated pergolas are almost maintenance free. however, in case they do require cleaning, use mild soap and water. how to apply a waterproof sealer to a wodden pergola. wooden pergolas are made of durable treated wood like cedar or pine.
in this video i refresh my family pergola by using thompson's stain and seal. took about 3 hours. in this video i refresh my family pergola by using thompson's stain and seal. took about 3 hours.
read the review of la pergola - sorry so long. . . discussion from the chowhound restaurants, italy food community. they are also apparently famous for their "water list". a list of about 25 waters from around the world. i may be asking santa for a seal-a-meal - it's keeping the temperature constant that's the tough part. the beauty of